World Resorts USA Siesta Key Weather

Siesta Key Sea Temperature in September

Average sea water temperature in September:
+85.8°F
Minimum sea water temperature in September: 88.2°F
Maximum sea water temperature in September: 83.1°F

Daily sea water temperature in September, °F

Show year:
2023
2022
2021

The average sea water temperature in September of 2023 was 85.8°F. The highest and lowest sea temperatures during the month were 87.3°F and 84.0°F.

Monthly sea water temperature in Siesta Key, °F

Which USA resorts have warmest sea in September?

Place name September 2023 September 2022
Key West 87.3°F 87.3°F
Corpus Christi 87.1°F 85.4°F
Naples 86.8°F 87.3°F
Marco Island 86.7°F 87.2°F
Galveston Island 86.6°F 85.2°F
Galveston 86.5°F 85.1°F
Miami Beach 86.3°F 86.7°F
South Padre Island 86.3°F 84.9°F
Fort Lauderdale 86.2°F 86.4°F
West Palm Beach 86.2°F 86.3°F
Houston 86.1°F 84.5°F
Cape Coral 86.0°F 86.1°F
Miami 86.0°F 86.5°F
Siesta Key 85.8°F 86.3°F
Sarasota 85.8°F 86.1°F
Gulf Shores 85.5°F 84.9°F
Tampa 85.5°F 85.4°F
Clearwater Beach 85.5°F 85.3°F
Orange Beach 85.4°F 84.8°F
St. Petersburg 85.3°F 85.6°F

Best time for vacation in Siesta Key

Sunniest months:
March 21 days
April 18 days
May 18 days
Warmest months:
August 88.3 °F
July 88.3 °F
June 86.4 °F
Warmest sea temp:
August 87.4 °F
July 86.9 °F
September 85.8 °F
Coldest months:
January 67.5 °F
December 70.2 °F
February 71.1 °F
Rainiest months:
July 5 days
September 5 days
June 5 days
Windiest months:
November 10.7 mph
April 10.4 mph
January 10.2 mph

Siesta Key on a weather map

Siesta Key
+77°F
N 11 mph
Feels like: +82°F
Precip.: 0%
Places in USA:
Name
°F
+52°F
+61°F
+73°F
+73°F
+63°F
+63°F
+79°F
+64°F
+75°F
+59°F
+61°F
+77°F
+77°F
+77°F
+54°F
24 Hours Forecast
Siesta Key
Local time: 03:44
May 09, thursday
0600
75°F
N
11 mph
0900
79°F
N
14 mph
1200
81°F
N
15 mph
1500
81°F
N
13 mph
1800
81°F
NE
11 mph
2100
79°F
NE
7 mph
May 10, friday
0000
77°F
NE
7 mph
0300
77°F
N
7 mph
Units of measurement: °C / °F